[time-nuts] VLF Phase-tracking receivers.

[paul swed]

Some can. But the big mega power ones here run FSK or in reality MSK about
25-50Hz from what I can tell. The other comment I have is that there no
published data on the stability or reference. I could speculate its good
but have no idea actually.
Would have to build a receiver to figure it out.
Regards
Paul.


On Sat, Aug 9, 2014 at 7:22 PM, Brooke Clarke <brooke at pacific.net> wrote:

> Hi Paul:
>
> Are the phase tracking receivers able to receive any VLF stations (like
> used by the military)?
>
> Have Fun,
>
> Brooke Clarke
> http://www.PRC68.com
> http://www.end2partygovernment.com/2012Issues.html
> http://www.prc68.com/I/DietNutrition.html
>
>
> paul swed wrote:
>
>> Ken
>> All of the phase tracking receivers no longer work due to the new bpsk
>> wwvb
>> modulation.
>> Certainly if you need accuracy any of the GPSDOs out there are better then
>> the old wwvb receivers.
>>
>> I have a 599 and will hope that the project I have been working on for far
>> to long will allow it to track again.
>> As to the 1310s etc. Never heard of them. Something to search for on the
>> internet.
>> Regards
>> Paul
>> WB8TSL
>>
>>
>> On Sat, Aug 9, 2014 at 5:55 PM, Kenneth G. Gordon <
>> kgordon2006 at frontier.com>
>> wrote:
>>
>>  Hello, I'm new here, but would like to get some advice, if possible.
>>>
>>> I have been going through my inventory here of items which were given to
>>> me in an estate some time ago.
>>>
>>> Amongst many other things, I find three Tracor or Textran 599 receivers.
>>> One 599-CS with its manual, a 599 (no suffix) and one labeled R-1086/URR,
>>> which is very obviously another 599. I have no manual for either of the
>>> last
>>> two.
>>>
>>> I also have an RMS Engineering of Atlanta, GA Model 1312 receiver, but
>>> the
>>> manuals (2) I have are for an RMS Engineering model 1310/1311.
>>>
>>> So my questions:
>>>
>>> 1) Are the Tracor/Textran 599s worth anything other than parts? and
>>>
>>> 2) Is there a manual available somewhere for the RMS Engineering Model
>>> 1312?
>>>
>>> 3) Is the 1312 worth anything to anyone these days?
>>>
>>>  From the manuals I have on the 599 models, I am quite impressed with
>>> their
>>> specifications.
>>>
>>> I would think about using one or the other of them except that I no
>>> longer
>>> have an extremely accurate 100 KHz signal source.
>>>
>>> Thanks,
>>>
>>> Ken Gordon W7EKB
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